<template>
    <div class="header">header</div>
</template>
<style lang="scss">
.header{
    box-sizing: border-box;
    height: 46px;
    width: 100%;
    background-color:black;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999;
    border-bottom: 1px solid #515664;
}
</style>
<script setup>

</script>
